1)   Pocket CHM 4.1
Pocket CHM is an authoring tool for Help document authors, technical writers, and developers to create online help. Drag a folder containing HTML files and drop it onto Pocket CHM, then click "Compile to CHM". How simple it is!
chm, help, htmlhelp, html help, create chm, decompile chm, merge chm, create html help, html to chm, chm to html,

 2)   Pocket CHM Pro 5.9
Pocket CHM Pro is an authoring tool for Help document authors, technical writers, and developers to create online help. Drag a folder containing HTML files and drop it onto Pocket CHM Pro, then click "Compile to CHM". How simple it is!
chm, help, htmlhelp, html help, web help, create chm, decompile chm, merge chm, create html help, html to chm,

 3)   Paper Killer 2010.26.39
Create a manual, hypertext, HTML Help CHM, make online help, guides with this all-in-one easy visual editor. Like a word processor, no code; quick links placement; audio, video, etc.; global search/replace. Handy: 1 manual / hypertext, 1 file.
Create a manual, create Html Help, HTMLHelp, create hypertext, create manuals, electronic documentation, hypertext authoring, Html help editor, hypertext editor, Html Help compiler,

 4)   Visual CHM 4.0
With Visual CHM you can easily create your HTML help files.
Microsoft HTML Help, CHM Maker, HTML Help Maker, Create HTML Help,